地方性氟中毒(Endemic Fluoros(?)s)是微景元素氟的慢性中毒性疾病,临床上是以氟斑牙和氟骨症为主要特征.七十年代以前.地方性氟中毒的病因分类主要有饮水型氟中毒、工业污染型氟中毒和食物型氟中毒(指食物天然氟含量高)等.七十年代中、未期以后,我国的贵州毕节、四川宜宾、陕西安康和我们鄂西自治州等地区通过大量的流行病学调查,证实了这些地区地氟病是属于一种新的病因类型——燃煤污染型地方性氟中毒,即生活用煤烟污染型. Endemic fluorosis (Endemic Fluoros (?) S) is a chronic toxic disease of micro-elements of fluorine, the clinical features of dental fluorosis and skeletal fluorosis are the main features of the seventy’s before the cause of endemic fluorosis classification Mainly drinking water fluorosis, industrial pollution fluorosis and food-based fluorosis (refers to high natural food fluorine content), etc. In the seventies, after the expiration of China’s Bijie Guizhou, Sichuan Yibin, Shaanxi Ankang and western Hubei Autonomous Prefecture and other regions through a large number of epidemiological surveys confirmed that these areas is a new cause of endemic etiology - coal-fired pollution endemic fluorosis, that is, domestic soot pollution.